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Austrian Southern Railway classes 17a to 17d

Class 17a No. 309

When the Südbahn made the decision to procure new express locomotives in 1881, the focus was basically on the class 16a “Rittinger” built in 1873. Since the train weights had increased from 70 to 80 tonnes before to a...

General

Property	Austrian Southern Railway classes 17a to 17d 17d 17a 17b 17c 17d Remove
Built	1888, 1890
Manufacturers	Floridsdorf
Wheel arrangement	4-4-0 (American)
Gauge	1,435 mm (Standard gauge)

Dimensions and weights

Property	Austrian Southern Railway classes 17a to 17d 17d 17a 17b 17c 17d Remove
Length loco	9.18 m
Wheelbase	6.30 m
Rigid wheelbase	2.40 m
Service weight	48 t
Adhesive weight	28 t
Axle load	14 t
Water capacity	13,000 l
Fuel capacity	5.7 t (coal)

Boiler

Property	Austrian Southern Railway classes 17a to 17d 17d 17a 17b 17c 17d Remove
Grate area	2.63 m²
Firebox surface	9.9 m²
Tube heating surface	130.6 m²
Evaporative heating surface	140.5 m²
Total heating surface	140.5 m²

Power plant

Property	Austrian Southern Railway classes 17a to 17d 17d 17a 17b 17c 17d Remove
Driver diameter	1,820 mm
Boiler pressure	12 bar
Expansion type	simple expansion
Cylinders	460 x 650 mm

Power

Property	Austrian Southern Railway classes 17a to 17d 17d 17a 17b 17c 17d Remove
Power source	steam
Indicated power	500 kW (680 PS)
Top speed	90 km/h

Calculated values

Property	Austrian Southern Railway classes 17a to 17d 17d 17a 17b 17c 17d Remove
Power-to-weight ratio	10.4 kW/t
Heating Surface Equivalent	190.0 m²
Adhesive weight/Total	1 : 1.71
Grate area/Heating surface	1 : 53.42
Firebox/Tube surface	1 : 13.19

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